Home / 1,318,018.56-1,976,640.29-559,854.00

Finding the Fourth Proportional to 1,318,018.56, 1,976,640.29 and 559,854.00

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Solution

The fourth proportional to 1,318,018.56, 1,976,640.29 and 559,854.00 is: 839,616.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,018.56 : 1,976,640.29 = 559,854.00 : x
  2. Step 2: Convert to fraction form
    1,318,018.56/1,976,640.29 = 559,854.00/x
  3. Step 3: Cross multiply
    1,318,018.56x = 1,976,640.29 × 559,854.00
  4. Step 4: Simplify right side
    1,318,018.56x = 1,106,629,979,351.73
  5. Step 5: Solve for x
    x = 1,106,629,979,351.73/1,318,018.56
  6. Step 6: Final answer
    x = 839,616.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.